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United States Patent | 5,729,086 |
Jeong ,   et al. | March 17, 1998 |
This invention describes the new structure of a field emission cathode based flat panel display that comprises a main space and an attached auxiliary space, whose volume is larger than that of the main space. In this structure evacuation of the volume of the FED can be carried out more easily. Also getters to eliminate a build up of pressure after sealing off process can be included in the auxiliary tank and high vacuum can be maintained for the lifetime of the FED.
Inventors: | Jeong; Hyo Soo (Seoul, KR); Cho; Young Rae (Kyonggi-do, KR); Oh; Jae Yeol (Kyounggi-do, KR); Mun; Je Do (Kyounggi-do, KR) |
Assignee: | Institute for Advanced Engineering (Seoul, KR) |
Appl. No.: | 603303 |
Filed: | February 20, 1996 |
Feb 28, 1995[KR] | 95-4080 | |
Apr 18, 1995[KR] | 95-9061 | |
Apr 18, 1995[KR] | 95-9062 |
Current U.S. Class: | 313/495; 313/292; 313/493 |
Intern'l Class: | H01J 019/42 |
Field of Search: | 313/495,496,549,560,493,634,309,336,351,292 |
5210462 | May., 1993 | Konishi. | |
5223766 | Jun., 1993 | Nakayama et al. | 313/495. |
5525861 | Jun., 1996 | Banno et al. | 313/495. |
5600203 | Feb., 1997 | Namikawa et al. | |
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51-117565 | Oct., 1976 | JP. | |
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5-121015 | May., 1993 | JP. | |
5-151916 | Jun., 1993 | JP. | |
5-182608 | Jul., 1993 | JP. |